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10101131189 is a prime number
BaseRepresentation
bin10010110100001001…
…10000011110110101
3222001222001122000222
421122010300132311
5131141342144224
64350154144125
7505213125032
oct113204603665
928058048028
1010101131189
114313909406
121b5aa22045
13c4c938b06
146bb76a389
153e1bd7b5e
hex25a1307b5

10101131189 has 2 divisors, whose sum is σ = 10101131190. Its totient is φ = 10101131188.

The previous prime is 10101131141. The next prime is 10101131231. The reversal of 10101131189 is 98113110101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8218872964 + 1882258225 = 90658^2 + 43385^2 .

It is a cyclic number.

It is not a de Polignac number, because 10101131189 - 212 = 10101127093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10101131389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050565594 + 5050565595.

It is an arithmetic number, because the mean of its divisors is an integer number (5050565595).

Almost surely, 210101131189 is an apocalyptic number.

It is an amenable number.

10101131189 is a deficient number, since it is larger than the sum of its proper divisors (1).

10101131189 is an equidigital number, since it uses as much as digits as its factorization.

10101131189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 26.

The spelling of 10101131189 in words is "ten billion, one hundred one million, one hundred thirty-one thousand, one hundred eighty-nine".